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Sodium metabisulphite

Product Name: Sodium metabisulphite 96%Min
CAS No.: 7681-57-4
Molecular Weight: 190.10
Molecular Formula: Na2S2O5?
Appearance: White or light yellow crystalline powder

Specifications:

ITEM

Industrial grade

Food grade

Assay:

96% min

96% min

SO2 content

65% min

65% min

Iron:

0.005% max

0.005% max

Heavy metals (as Pb)

--

0.002% max

Arsenic

--

0.0002% max

pH

4.0-4.6

4.0-4.6

Water insoluble:

0.05% max

0.05% max

Usage:
Food grade:
Bleach agent (e.g.candies, cake, bamboo shoots, etc);
Loose agent (e.g.bread, cracker etc);
Antiseptic and germicide (e.g.fruit juice, tinned food brews, the cereals food is defended storage etc);
Inhibitor and freshen agent (e.g.day lily, seafood, fruit and vegetable etc)

Industrial grade:
Mordant of printing and dyeing;
Dechlorinate of textile after bleaching;
Sulphonated agent and reducer of chemical industry and pharmacy;
Bleach of paper pulp, bamboo and timber bleach of stapk; Treatment agent of waste water;
Rubber solidifying agent
Perfume industry is served as hydrocarbon perfume aldehyde
The hide profession employ to do to molt dose and pliable dose and wearproof dose
The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on; sewage treatment.

Packing:

In 25/50/500/1000kg plastic woven bags inner with pe film, 25mts/20'fcl without pallet; 22mts/20'fcl on pallets
 
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